Protoplanetary Disk (IMAGE) Carnegie Institution for Science Caption This is an artist's conception of a young star surrounded by a primordial rotating disk of gas and dust from which planets can form. Credit Illustration is by Robin Dienel, courtesy of the Carnegie Institution for Science Usage Restrictions With credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.